介绍： import librosa

import soundfile

fdir = 'C:/Users/Desktop/'

fname = '泥河…….wav'

new_fname = 'new_' + fname

sound, sr = librosa.load(fdir + fname, sr=8000)

new_sound = librosa.resample(sound, orig_sr=sr, target_sr=16000)

# stft 短时傅立叶变换

a = librosa.stft(new_sound)

length = len(a)

# 阈值消除...

介绍： import librosa

import soundfile

fdir = 'C:/Users/Desktop/'

fname = '泥河…….wav'

new_fname = 'new_' + fname

sound, sr = librosa.load(fdir + fname, sr=8000)

new_sound = librosa.resample(sound, orig_sr=sr, target_sr=16000)

# stft 短时傅立叶变换

a = librosa.stft(new_sound)

length = len(a)

# 阈值消除

r_a = a[1: length-1]

# istft 逆短时傅立叶变换

b = librosa.istft(r_a)

soundfile.write(fdir + new_fname, b*4, 16000)